...and(Array, 250) #1 /home/www/xunsearch/sdk/php/lib/XS.php(1246): XSIndex->addExdata('????????1??????...', false) #2 /home/www/xunsearch/sdk/php/lib/XS.php(1102): XSIndex->appendBuffer('????????37225??...') #3 /home/www/xunsearch/sdk/php/util/Indexer.php(237): XSIndex->update(Object(XSDocument)) ...